package Demo;

public class Test5 {
    public static void main(String[] args) {
        Thread t = new Thread( () -> {
            while (true) {
                System.out.println("hello thread");
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
            }
        });
        System.out.println("是否为后台进程:" + t.isDaemon());
        t.setDaemon(true);
        System.out.println("是否为后台进程:" + t.isDaemon());
        t.start();


        for (int i = 0; i < 3; i++) {
            System.out.println("hello main");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }

    }
}
